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Agent directory

Every A2A agent + paid API we've discovered, live-probed, and ranked. Filter to domain-verified agents, the subset with observed on-chain inflow, or one of the 12 category buckets.

protocol All A2A only Paid APIs Domain verified Has on-chain inflow
category All Data 335 AI 127 Finance 85 Verification 60 Blockchain 57 Other 22 Content 18 Search 14 Web 12 Compute 12 Infrastructure 10 Inference 9
sort Quality Revenue (30d) Recently updated Name
Showing 1765–1800 of 3,505
Why this order?
Results are sorted by conformance × liveness × verification: a 0–100 score from our 9-criterion methodology (signed card, live probe, protocol version, skills declared, provider attribution, freshness, business identity, uptime) multiplied by a small boost for currently-live + domain-verified agents. Machine-readable schema: conformance.json. No paid placement, no editorial weights.
api.lastlookdata.com api.lastlookdata.com
65%

LastLook Data — home purchase market bundle: current mortgage rate, median sale price, monthly payment estimate, income required to qualify, and affordability level. Directly answers whether a buyer can afford a median home.

paid API x402
$4.57 · 30d 134 tx
darrylbots.com darrylbots.com
65%

Darrylbots paid research: Standard Stock Screen: Quality, Momentum, and Durable Execution

paid API x402
$0.04 · 30d 43 tx
capitol.lonestaroracle.xyz capitol.lonestaroracle.xyz
65%

US congressional (Senate+House) stock trades; ?symbol= for a ticker

paid API x402
$10.10 · 30d 113 tx
obol-x402.fly.dev obol-x402.fly.dev
65%

Bitcoin market-intelligence digest for trading and portfolio agents: one call returns the current Bitcoin market REGIME (calm / active-stress / mixed) synthesized from cross-exchange spot + price-divergence integrity, fee/congestion regime …

paid API offline x402
from $0.10
transit402.dev transit402.dev
65%

Active subway service alerts with direction, severity, and estimated delay minutes

paid API x402
$0.70 · 30d 35 tx
x402-crypto-data.vercel.app x402-crypto-data.vercel.app
65%

Top DeFi yield pools with APY/TVL, filterable by chain (DefiLlama).

paid API x402
$0.01 · 30d 3 tx
web-production-78e17.up.railway.app web-production-78e17.up.railway.app
65%

Summarize and compress text, Markdown, or JSON into a structured summary. Output as prose, bullets, headline, or TLDR, with optional exact target word count. Built for agent and document pipelines.

paid API x402
$0.57 · 30d 118 tx
action402.vercel.app action402.vercel.app
65%

Paid webhook/API execution for autonomous agents. Executes one public HTTPS action after x402 payment, applies retries and idempotency, then returns a signed receipt with request hash, response hash, target, status, and attempt count.

paid API x402
$0.08 · 30d 27 tx
denpyo-api.hp-vladic.workers.dev denpyo-api.hp-vladic.workers.dev
65%

OCR a Japanese invoice (請求書) into JSON — vendor, line items, 8%/10% consumption-tax (消費税) breakdown — and verify the qualified-invoice registration number (適格請求書 インボイス登録番号 / T番号, T+13 digits) against Japan's National Tax Agency (国税庁) regist…

paid API x402
from $0.01
orionkr.xyz orionkr.xyz
65%

Cheapest starter checkout for narrow wallet-risk probes. Pay 0.005 USDC once; no query params required for a catalog-probe sample. Returns wallet exposure, unsafe token concentration, suspicious counterparties, portfolio risk, and the exact…

paid API x402
$99.74 · 30d 9 tx
rugsense.xyz rugsense.xyz
65%

The launch-lifecycle risk desk for Base. Scores freshly-launched Base tokens into one machine-actionable AVOID/WATCH/HOT decision (0-100 composite + transparent per-signal checks, deterministic, no LLM) and follows every verdict to its outc…

paid API offline x402
$0.06 · 30d 2 tx
riskpulse.theaslangroupllc.com riskpulse.theaslangroupllc.com
65%

Earthquake activity check, deterministic. Answers "any recent earthquakes near this location", "how seismically active is this area right now". Queries the USGS FDSN event catalog near a lat/lon within a radius (or the global M5+ feed when …

paid API offline x402
$357.10 · 30d 1,118 tx
stableflare.dev stableflare.dev
65%

Capture a screenshot of any URL or HTML. Returns a PNG or JPEG image. Supports full-page, element selection, custom viewport.

paid API x402
$0.96 · 30d 22 tx
api.node4all.com api.node4all.com
65%

Node4All pdf2md — layout-aware PDF → Markdown (pdf2md) conversion powered by @opendocsg/pdf2md, ideal for ingesting long documents into agent context windows. Accepts a multipart "file" upload (application/pdf, ≤10MB) and returns text/markd…

paid API x402
$0.16 · 30d 17 tx
gateway.sanfoundation.com gateway.sanfoundation.com
65%

Search the open web for a topic and return ranked results with relevant excerpts. Each result includes the source URL, page title, publish date when known, and the excerpts the underlying ranker scored as most relevant.

paid API x402
$0.59 · 30d 15 tx
thevaultreport.com thevaultreport.com
65%

COMEX daily delivery notices: issues and stops with the house-vs-customer split, per CME product and contract month. Read from CME's daily Issues and Stops report and reconciled against its own printed totals. Contract counts are per produc…

paid API x402
$0.03 · 30d 2 tx
x402-stock-indicators.vercel.app x402-stock-indicators.vercel.app
65%

Analyst sentiment and short interest for a US stock in one call: recommendation trend, consensus price targets, recent upgrades/downgrades by firm, and short interest with month-over-month change -- rising short interest into price weakness…

paid API x402
$2.03 · 30d 334 tx
www.bitcoind.app www.bitcoind.app
65%

Complete list of all Bitcoin Core RPC methods (summaries). One call replaces up to 142 individual lookups. Returns name, category, summary, and parameter count for every method.

paid API x402
$0.00 · 30d 2 tx
stablepeopledata.dev stablepeopledata.dev
65%

PDL Company Search - Search across 30M+ company records using Elasticsearch DSL or SQL queries. Returns matching company records with pagination via scroll_token. Price scales with the requested `size` (1 PDL credit per result).

paid API x402
$7.06 · 30d 83 tx
nanobanana-x402.fly.dev nanobanana-x402.fly.dev
65%

Generate an AI image from a text prompt using Google Gemini 3.1 Flash Image. Returns base64-encoded PNG. Optional aspectRatio (1:1, 16:9, 9:16, 3:2, 2:3, 4:3, 3:4, 4:5, 5:4, 21:9). Backed by Google's Gemini image preview model — fast, high-…

paid API x402
from $0.01
trust402.vercel.app trust402.vercel.app
65%

Produce a concrete quote and approval payload for a multi-resource purchase path without spending.

paid API x402
$0.48 · 30d 46 tx
api.phoneagent.xyz api.phoneagent.xyz
65%

PhoneAgent — countries with rentable SMS phone numbers for AI agents. Returns 190+ supported countries, each with the number of services offered and the cheapest price tier ($1, $2, or $5 USDC). Add ?service=<alias> (e.g. tg, wa, go, zo for…

paid API x402
$0.06 · 30d 6 tx
x402.swaphunt.dev x402.swaphunt.dev
65%

SwapHunt — a crypto market-context toolkit for trading agents: live prices, market regime, volatility, sentiment, funding, macro events, seasonality and anti-FOMO sanity checks, all pay-per-call. This route returns a single asset's live spo…

paid API x402
$0.42 · 30d 148 tx
mimirapi.com mimirapi.com
65%

Paid liveness probe for the MimirAPI counter. Returns pong, the SKU id, and a server timestamp. One tenth of a cent buys a complete challenge, sign, settle, serve round trip — the cheapest possible proof that your x402 client wiring works b…

paid API x402
$0.01 · 30d 1 tx
hash-hmac.underscoredone.com hash-hmac.underscoredone.com
65%

Give this API any text or binary data and it instantly returns its fingerprint under whichever hash algorithms you choose — SHA-256, SHA-512, MD5, BLAKE2, CRC32, and more. It also signs data with a secret key (HMAC) and, most importantly, s…

paid API x402
$30.68 · 30d 57 tx
json-suite.underscoredone.com json-suite.underscoredone.com
65%

Every AI agent and developer runs into broken or confusing JSON constantly. This tool handles all the most common JSON headaches in one place: check if JSON is valid (with exact error location), fix near-JSON that has typos or formatting mi…

paid API x402
$30.68 · 30d 57 tx
induction.aarei.ai induction.aarei.ai
65%

Screen an entity or alias name against the OFAC SDN list. Exact match on a normalised string only (trim, collapse whitespace, NFC, casefold). Returns 503 if the list has never loaded (deny-on-error policy).

paid API x402
$0.02 · 30d 1 tx
search.gedx402.com search.gedx402.com
65%

Open-web search — one x402 POST discovers SERP candidates, ranks with BGE embeddings, optional page snippets. $0.370 USDC per request. Pseudo-Exa via headless browser + semantic rank. Agent search: web search, exa, firecrawl, serp, semantic…

paid API x402
$3.68 · 30d 298 tx
cloud.hyrule.host cloud.hyrule.host
65%

Hyrule Cloud is pay-per-use infrastructure for AI agents on AS215932: IPv6-native compute, outbound requests over Direct, Tor, I2P, or Yggdrasil, BGP/routing intelligence, IP/ASN intelligence, DNS diagnostics, blocklist membership checks, f…

paid API x402
from $0.00
dicta-notes.com dicta-notes.com
65%

Transcribe short audio fast: POST JSON with an audio_url (voicemail, call recording, voice memo, podcast clip — up to 15 min) and get Gemini-powered transcript JSON back with speaker-labeled, timestamped segments — any spoken language, auto…

paid API x402
$1.84 · 30d 13 tx
midway.lol midway.lol
65%

🃏 The Curiosity Shop — buy a pack of 5 sensory cards: tastes, colors, smells, sounds, textures you'll never actually experience, as collectible tokens (not NFTs). Rarity-weighted, 5th card Uncommon-or-better. Complete a sense for a soulboun…

paid API x402
$0.11 · 30d 13 tx
stem.x402.press stem.x402.press
65%

Ask a multi-domain question combining chemistry, physics, and math computation.

paid API x402
$5.89 · 30d 328 tx
space.x402.press space.x402.press
65%

Multi-source AI space reasoning via DeepSeek. Accepts any natural language question about celestial events, planets, moons, asteroids, comets, meteor showers, eclipses, satellites, ISS, rocket launches, space weather, stars, or deep-sky obj…

paid API x402
$5.89 · 30d 328 tx
zk.quickai.build zk.quickai.build
65%

Quick ZK Auth v1.0.1 — Semaphore ZK wallet ownership on Base plus USDC balance attestation at snapshot block (not ZK-hidden balance in v1). ERC-8004 bundles with x402 payment binding.

paid API x402
$0.23 · 30d 10 tx
earth.x402.press earth.x402.press
65%

Multi-source AI Earth intelligence via DeepSeek. Accepts any natural language question about Earth — weather, air quality, marine conditions, earthquakes, volcanoes, species, seasons, climate, polar ice, and tides.

paid API x402
$5.89 · 30d 328 tx
mortgage-amortization.underscoredone.com mortgage-amortization.underscoredone.com
65%

Give this API a loan amount, an interest rate, and a repayment term, and it hands back the precise monthly payment plus a complete schedule showing — for every single month — how much goes to interest, how much reduces the balance, and what…

paid API x402
$30.68 · 30d 57 tx